XOR Cipher: doctests and bug fixes (#10840)

* Fixed bug with key modulus wrapping. Should be wrapping on 256, not 255.

* Fixed bug with incorrect assertion type in decrypt function.

* Added doctests for 4 out of 6 methods

Farzad Hayat committed 2y ago

7c1dfec08644e4034717844b139e8db948706ccc

Parent: cc22d0b

Committed by GitHub <noreply@github.com> on 10/29/2023, 12:57:04 PM